continues to hold steady here would know delays for the southbound ride either on the bridge or along the presidio parkway. >> we are headed back to marin county with this water main break that happened in greenbrae. jackie sissel is live on the same. >> good morning and the water has been turned off for about 5 to 5 1/2 hours. the real work is just beginning. the marin water district is out here digging up the street. over there is where the problem actually occurred. here is video from earlier this morning for about 1,500 gal. a minute of water were pouring out of a 4 in. water main that burst overnight. this is according to the spokesperson for the district. she said it is a for aids cap that has been there since 1952. she's not sure exactly what caused the problem but the good news is the storm drains performed exactly the way they were supposed to. there is no localized flooding but obviously didn't walk the water out of 13 to 14 homes. they will remain without water while the work continues. the big news is to replace the pipe. the sidebar story is you can see the heavy equipment and they ar